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Table 2 Summary of risk of bias assessment

From: Assessment of the effect of angiotensin-converting enzyme inhibitors and angiotensin receptor blockers in peritoneal dialysis patients: a systematic review and meta-analysis on clinical trials

Studies Cochrane collaboration tool
Random sequence generation Allocation concealment Blinding of participants and personnel Blinding of outcome assessment Incomplete outcome data Selective outcome reporting Other sources of bias
Li [10] Low risk Low risk Unclear risk Low risk Low risk Unclear risk Unclear risk
Phakdeekitcharoen [16] Unclear risk Low risk Unclear risk Low risk High risk Unclear risk Unclear risk
Reyes-Marin [20] Unclear risk Low risk Unclear risk Low risk Unclear risk Unclear risk Unclear risk
Suzuki [11] Unclear risk Unclear risk Low risk Low risk Unclear risk Unclear risk Unclear risk
Suzuki [15] Low risk Low risk Unclear risk Low risk Unclear risk Unclear risk Unclear risk
Shigenaga [19] Unclear risk Unclear risk Unclear risk Low risk Unclear risk Unclear risk Unclear risk
Zhong [18] Low risk High risk Unclear risk Low risk High risk Unclear risk Unclear risk
Wang [17] Low risk Unclear risk Unclear risk Low risk High risk Unclear risk Unclear risk